FR699673A - Tube à rayons chi à cathode à incandescence - Google Patents

Tube à rayons chi à cathode à incandescence

Info

Publication number
FR699673A
FR699673A FR699673DA FR699673A FR 699673 A FR699673 A FR 699673A FR 699673D A FR699673D A FR 699673DA FR 699673 A FR699673 A FR 699673A
Authority
FR
France
Prior art keywords
ray tube
incandescent cathode
chi
chi ray
incandescent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR699673A publication Critical patent/FR699673A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/26—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by rotation of the anode or anticathode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/20—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
FR699673D 1929-10-07 1930-07-28 Tube à rayons chi à cathode à incandescence Expired FR699673A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3041829A GB339715A (en) 1929-10-07 1929-10-07 Improvements in or relating to incandescent cathode x-ray tubes

Publications (1)

Publication Number Publication Date
FR699673A true FR699673A (fr) 1931-02-18

Family

ID=10307372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR699673D Expired FR699673A (fr) 1929-10-07 1930-07-28 Tube à rayons chi à cathode à incandescence

Country Status (3)

Country Link
BE (1) BE372238A (fr)
FR (1) FR699673A (fr)
GB (1) GB339715A (fr)

Also Published As

Publication number Publication date
GB339715A (en) 1930-12-18
BE372238A (fr) 1930-08-30

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